CN219388630U

CN219388630U - Sealing mechanism for valve

Info

Publication number: CN219388630U
Application number: CN202223294404.5U
Authority: CN
Inventors: 钱文华
Original assignee: Shenyang General Kitchen Co ltd
Current assignee: Shenyang General Kitchen Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-07-21
Anticipated expiration: 2032-12-07

Abstract

The utility model provides a sealing mechanism for a valve, and relates to the technical field of valves. Including valve, pipeline sealing device and valve sealing device, the left and right sides of valve is connected with pipeline sealing device, and the middle part of valve is connected with valve sealing device, puts into the valve body laminating baffle ring with the water pipe during the use, later with fastening snare at the water pipe outer lane, screw up the bolt and make fastening collar and water pipe and baffle ring closely laminate and seal, utilize valve clack and first sealing washer and second sealing washer to seal the valve simultaneously, when opening the valve, rotate the commentaries on classics handle and drive dwang and second sealing washer rotation, the second sealing washer drives the lead screw and rotates and make the slide bar rise, the slide bar drives the valve clack and rises and open the valve, the slide bar drives the sealing piece and rises and make its laminating sealed at the outer lane of inserted block simultaneously to realize opening and shutting of valve and sealing when tightly closing, sealed effect and the practicality of valve have been improved.

Description

Sealing mechanism for valve

Technical Field

The utility model relates to the technical field of valves, in particular to a sealing mechanism for a valve.

Background

The valve is a mechanical device for controlling the flow rate, flow direction, pressure, temperature and the like of flowing fluid media, the valve is a basic component in a pipeline system, the valve is a mechanical device for controlling the flow rate, flow direction, pressure, temperature and the like of the flowing fluid media, the valve is a basic component in the pipeline system, such as a sealing mechanism for the valve in the prior patent, the patent number is CN2018212724934, although the sealing of the valve is realized, the sealing treatment of a connecting part of the pipeline cannot be carried out during the use, and the practicability is influenced, so the sealing mechanism for the valve is proposed.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a sealing mechanism for a valve, and solves the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the sealing mechanism for the valve comprises the valve, a pipeline sealing device and a valve sealing device, wherein the pipeline sealing device is connected to the left side and the right side of the valve, and the valve sealing device is connected to the middle of the valve.

The valve comprises a valve body, a water inlet, a water outlet and a valve seat, wherein the water inlet is formed in the left side of the valve body, the water outlet is formed in the right side of the valve body, and the valve seat is welded in an inner cavity of the valve body.

Preferably, the pipeline sealing device comprises a baffle ring, a water pipe, a fastening ring and bolts, wherein the baffle ring is welded on the left side and the right side of the inner cavity of the valve body, the baffle ring is connected with the water pipe towards one surface of the outer side of the valve body in a contact manner, the water pipe is connected with the fastening ring towards one surface of the outer side of the valve body in a contact manner, the bolts are connected with the outer ring threads of the fastening ring, the middle outer ring threads of the bolts are connected with the inner rings of the water pipe, and the bottom threads of the bolts are connected in the baffle ring.

Preferably, the valve sealing device comprises a valve clack, a first sealing ring, a first sealing groove, a slide bar, a sealing block, an inserting block, a screw rod, a second sealing ring, a second sealing groove, a rotating rod and a rotating handle, wherein the valve clack is movably inserted into a valve seat, the first sealing ring is welded at the top of the valve clack, the first sealing groove is arranged at the top of the valve seat, the first sealing ring is movably inserted into the first sealing groove, the slide bar is welded at the top of the first sealing ring, the sealing block is welded at the bottom outer ring of the slide bar, the inserting block is welded at the top of the inner cavity of the valve body, the top outer ring of the slide bar is slidably connected with the middle part of the inserting block and the valve body, the screw rod is in threaded connection with the screw rod, the top of the screw rod is welded with the second sealing ring, the second sealing groove is arranged at the top of the inner cavity of the valve body, the second sealing ring is rotatably connected in the second sealing groove through a bearing, the rotating rod is welded at the top of the second sealing ring, the middle part of the rotating rod is rotatably connected at the top of the inner cavity of the valve body through the bearing, and the top of the rotating rod passes through the valve body to be fixedly inserted.

Preferably, the first sealing ring and the second sealing ring are hollow circular rings, and circular ring grooves are formed in the bottoms of the first sealing groove and the second sealing groove.

Preferably, the sliding rod is a pentagonal metal rod.

Preferably, the inner ring of the sealing block is provided with a conical empty slot, the insertion block is a conical cylinder, and the outer ring of the insertion block is matched with the empty slot of the inner ring of the sealing block.

Preferably, the pipeline sealing device is provided with two groups, the two groups are symmetrically distributed on the left side and the right side of the valve body, and sealing layers are arranged at the contact parts of the fastening rings, the water pipe and the valve body.

(III) beneficial effects

The utility model provides a sealing mechanism for a valve. The beneficial effects are as follows:

1. this a sealing mechanism for valve is equipped with pipeline sealing device, puts into the valve body laminating baffle ring with the water pipe during the use, later with the fastening snare at the water pipe outer lane, screw up the bolt and make the fastening collar closely laminate with water pipe and baffle ring and seal to realized the valve and to the sealed processing of water pipe, improved the practicality of device.

2. This a sealing mechanism for valve is equipped with valve sealing device, utilizes valve clack and first sealing washer and second sealing washer to seal during the use, when opening the valve, rotates the commentaries on classics and drives dwang and second sealing washer and rotate, and the second sealing washer drives the lead screw and rotates and make the slide bar rise, and the slide bar drives the valve clack and rises and open the valve, and the slide bar drives the sealing block simultaneously and rises and make its laminating seal at the outer lane of inserted block to the sealing when having realized opening and shutting of valve and the tight closure has improved sealed effect and the practicality of valve.

Drawings

FIG. 1 is a cross-sectional view of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the valve structure;

FIG. 3 is a detail view of the pipe seal;

FIG. 4 is a diagram showing the connection between a valve sealing device and a valve;

fig. 5 is a detail view of the valve seal.

Wherein, 1, the valve; 101. a valve body; 102. a water inlet; 103. a water outlet; 104. a valve seat; 2. a pipe sealing device; 201. a baffle ring; 202. a water pipe; 203. a fastening ring; 204. a bolt; 3. a valve sealing device; 301. a valve flap; 302. a first seal ring; 303. a first seal groove; 304. a slide bar; 305. a sealing block; 306. inserting blocks; 307. a screw rod; 308. a second seal ring; 309. a second seal groove; 310. a rotating lever; 311. a rotating handle.

Detailed Description

The utility model is further described below with reference to the drawings and examples.

The embodiment of the utility model provides a sealing mechanism for a valve, which comprises a valve 1, a pipeline sealing device 2 and a valve sealing device 3, wherein the pipeline sealing device 2 is connected to the left side and the right side of the valve 1, and the valve sealing device 3 is connected to the middle part of the valve 1, as shown in figures 1-5.

The valve 1 comprises a valve body 101, a water inlet 102, a water outlet 103 and a valve seat 104, wherein the water inlet 102 is formed in the left side of the valve body 101, the water outlet 103 is formed in the right side of the valve body 101, the valve seat 104 is welded in an inner cavity of the valve body 101, and the valve sealing device is matched with the pipeline sealing device 2 and the valve sealing device 3 to realize sealing of the valve to a pipeline and sealing when the valve is opened and closed and tightly closed, so that sealing effect and practicability of the valve are improved.

Further, the pipeline sealing device 2 comprises a baffle ring 201, a water pipe 202, a fastening ring 203 and a bolt 204, wherein the baffle ring 201 for limiting the position of the water pipe 202 is welded on the left side and the right side of an inner cavity of the valve body 101, the baffle ring 201 is connected with the water pipe 202 in a contact way towards the outer side of the valve body 101, the fastening ring 203 for fastening the water pipe 202 is connected with the water pipe 202 in a contact way towards the outer side of the valve body 101, the bolt 204 is connected with the outer ring of the fastening ring 203 in a threaded manner, the middle outer ring of the bolt 204 is connected with the inner ring of the water pipe 202 in a threaded manner, the bottom of the bolt 204 is connected with the baffle ring 201 in a threaded manner, the water pipe 202 is put into the valve body 101 to be attached to the baffle ring 201, then the fastening ring 203 is sleeved on the outer ring of the water pipe 202, and the fastening ring 203 is tightly attached to the water pipe 202 and the baffle ring 201 to be sealed by screwing the bolt 204.

Further, the valve sealing device 3 comprises a valve clack 301, a first sealing ring 302, a first sealing groove 303, a sliding rod 304, a sealing block 305, an inserting block 306, a screw rod 307, a second sealing ring 308, a second sealing groove 309, a rotating rod 310 and a rotating handle 311, wherein the valve clack 301 is movably inserted into the valve seat 104, the top of the valve clack 301 is welded with the first sealing ring 302, the top of the valve seat 104 is provided with the first sealing groove 303, the first sealing ring 302 is movably inserted into the first sealing groove 303, the top of the first sealing ring 302 is welded with the sliding rod 304, the bottom outer ring of the sliding rod 304 is welded with the sealing block 305, the top of the inner cavity of the valve body 101 is welded with the inserting block 306 for sealing the valve body 101, the top outer ring of the sliding rod 304 is slidingly connected with the middle part of the inserting block 306 and the valve body 101, the inner cavity of the sliding rod 304 is in threaded connection with the screw rod 307 for driving the sliding rod 304 to move, the top of the screw rod 308 is welded with the second sealing ring for sealing the valve body 101, the valve 1 is sealed by using the valve clack 301, the first sealing ring 302 and the second sealing ring 308, the second sealing groove 309 is formed in the top of the inner cavity of the valve body 101, the second sealing ring 308 is rotationally connected in the second sealing groove 309 through a bearing, a rotating rod 310 for driving the second sealing ring 308 to rotate is welded on the top of the second sealing ring 308, the outer ring in the middle of the rotating rod 310 is rotationally connected to the top of the inner cavity of the valve body 101 through the bearing, a rotating handle 311 is fixedly inserted into the top of the rotating rod 310 through the valve body 101, when the valve 1 is opened, the rotating handle 311 drives the rotating rod 310 and the second sealing ring 308 to rotate, the second sealing ring 308 drives the lead screw 307 to rotate positively to enable the slide rod 304 to ascend, the slide rod 304 drives the valve clack 301 to ascend to open the valve 1, and meanwhile the slide rod 304 drives the sealing block 305 to ascend to enable the sealing block 305 to be attached to the outer ring of the inserting block 306 to seal.

Further, the first sealing ring 302 and the second sealing ring 308 are hollow circular rings, and circular ring grooves are formed in the bottoms of the first sealing groove 303 and the second sealing groove 309, so that the two sets of sealing rings can be tightly attached to the two sets of sealing grooves, and the sealing of the valve 1 is more tight.

Further, the sliding rod 304 is a pentagonal metal rod, so that the sliding rod 304 can be driven to slide in the valve body 101 when the screw 307 rotates.

Further, a conical empty groove is formed in the inner ring of the sealing block 305, the insertion block 306 is a conical cylinder, the outer ring of the insertion block 306 is matched with the empty groove of the inner ring of the sealing block 305, and the sealing block 305 is attached to the insertion block 306 to seal the valve body 101.

Further, the pipeline sealing device 2 is provided with two groups, which are symmetrically distributed on the left and right sides of the valve body 101, and the parts of the fastening rings 203, which are in contact with the water pipe 202 and the valve body 101, are provided with sealing layers, so that the water pipes on the two sides of the valve body 101 can be sealed by utilizing the two groups of structures.

Working principle: when the valve is used, the water pipe 202 is put into the valve body 101 to be attached to the baffle ring 201, then the fastening ring 203 is sleeved on the outer ring of the water pipe 202, the bolt 204 is screwed to enable the fastening ring 203 to be tightly attached to the water pipe 202 and the baffle ring 201 to seal the valve 1, meanwhile, the valve clack 301, the first sealing ring 302 and the second sealing ring 308 are utilized to seal the valve 1, when the valve 1 is opened, the rotating handle 311 drives the rotating rod 310 and the second sealing ring 308 to rotate, the second sealing ring 308 drives the screw rod 307 to rotate positively to enable the slide rod 307 to ascend, the slide rod 304 drives the valve clack 301 to ascend to open the valve 1, and meanwhile, the slide rod 304 drives the sealing block 305 to ascend to enable the sealing block 305 to be attached to the outer ring of the insert block 306 to seal, so that the opening and closing of the valve 1 are realized, and the sealing effect and the practicability of the valve are improved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A sealing mechanism for a valve, comprising a valve (1), a pipe sealing device (2) and a valve sealing device (3), characterized in that: the left side and the right side of the valve (1) are connected with pipeline sealing devices (2), and the middle part of the valve (1) is connected with a valve sealing device (3);

the valve (1) comprises a valve body (101), a water inlet (102), a water outlet (103) and a valve seat (104), the left side of the valve body (101) is provided with the water inlet (102), the right side of the valve body (101) is provided with the water outlet (103), and the inner cavity of the valve body (101) is welded with the valve seat (104).

2. A sealing mechanism for a valve as claimed in claim 1, wherein: pipeline sealing device (2) are including keeping off ring (201), water pipe (202), clamping ring (203) and bolt (204), the inner chamber left and right sides welding of valve body (101) has keeps off ring (201), keeps off ring (201) towards one side contact in valve body (101) outside is connected with water pipe (202), water pipe (202) are connected with clamping ring (203) towards one side contact in valve body (101) outside, the outer lane threaded connection of clamping ring (203) has bolt (204), the middle part outer lane threaded connection of bolt (204) is in the inner circle of water pipe (202), the bottom threaded connection of bolt (204) is in keeping off ring (201).

3. A sealing mechanism for a valve as claimed in claim 1, wherein: the valve sealing device (3) comprises a valve clack (301), a first sealing ring (302), a first sealing groove (303), a sliding rod (304), a sealing block (305), an inserting block (306), a screw rod (307), a second sealing ring (308), a second sealing groove (309), a rotating rod (310) and a rotating handle (311), wherein the valve clack (301) is movably inserted into a valve seat (104), the first sealing ring (302) is welded at the top of the valve clack (301), the first sealing groove (303) is arranged at the top of the valve seat (104), the first sealing ring (302) is movably inserted into the first sealing groove (303), the sliding rod (304) is welded at the top of the first sealing ring (302), the sealing block (305) is welded at the bottom outer ring of the sliding rod (304), the inserting block (306) is welded at the top of the inner cavity of the valve body (101), the screw rod (307) is connected with the middle part of the sliding rod (304) in a threaded manner, the second sealing ring (308) is welded at the top of the inner cavity of the screw rod (307), the second sealing ring (309) is arranged at the top of the inner cavity of the valve body (101), the second sealing ring (309) is movably inserted into the second sealing ring (309), the second sealing ring (309) is connected in the second sealing groove (309), the top of the second sealing ring (308) is welded with a rotating rod (310), the middle outer ring of the rotating rod (310) is rotationally connected to the top of the inner cavity of the valve body (101) through a bearing, and the top of the rotating rod (310) penetrates through the valve body (101) to be fixedly inserted with a rotating handle (311).

4. A sealing mechanism for a valve as claimed in claim 3, wherein: the first sealing ring (302) and the second sealing ring (308) are hollow circular rings, and circular ring grooves are formed in the bottoms of the first sealing groove (303) and the second sealing groove (309).

5. A sealing mechanism for a valve as claimed in claim 3, wherein: the sliding rod (304) is a pentagonal metal rod.

6. A sealing mechanism for a valve as claimed in claim 3, wherein: conical empty slots are formed in the inner ring of the sealing block (305), the inserting block (306) is a conical cylinder, and the outer ring of the inserting block (306) is matched with the empty slots in the inner ring of the sealing block (305).

7. A sealing mechanism for a valve as claimed in claim 2, wherein: the pipeline sealing device (2) is provided with two groups, the two groups are symmetrically distributed on the left side and the right side of the valve body (101), and sealing layers are arranged at the contact parts of the fastening rings (203), the water pipe (202) and the valve body (101).